./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.09.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.09.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71d8901174f99900592e1e728416188affd9f913 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:30:51,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:30:51,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:30:51,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:30:51,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:30:51,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:30:51,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:30:51,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:30:51,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:30:51,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:30:51,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:30:51,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:30:51,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:30:51,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:30:51,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:30:51,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:30:51,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:30:51,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:30:51,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:30:51,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:30:51,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:30:51,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:30:51,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:30:51,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:30:51,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:30:51,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:30:51,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:30:51,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:30:51,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:30:51,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:30:51,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:30:51,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:30:51,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:30:51,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:30:51,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:30:51,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:30:51,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:30:51,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:30:51,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:30:51,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:30:51,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:30:51,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-26 00:30:52,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:30:52,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:30:52,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:30:52,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:30:52,033 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:30:52,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:30:52,034 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:30:52,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:30:52,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:30:52,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:30:52,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:30:52,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:30:52,039 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 00:30:52,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:30:52,041 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:30:52,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:30:52,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:30:52,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:30:52,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:30:52,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:30:52,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:30:52,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:30:52,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:30:52,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:30:52,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:30:52,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:30:52,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:30:52,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71d8901174f99900592e1e728416188affd9f913 [2019-11-26 00:30:52,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:30:52,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:30:52,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:30:52,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:30:52,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:30:52,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.09.c [2019-11-26 00:30:52,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/264731087/a72f9e20b41c4b4386bf9463380bf525/FLAG0e0e52b64 [2019-11-26 00:30:53,945 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:30:53,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.09.c [2019-11-26 00:30:53,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/264731087/a72f9e20b41c4b4386bf9463380bf525/FLAG0e0e52b64 [2019-11-26 00:30:53,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/264731087/a72f9e20b41c4b4386bf9463380bf525 [2019-11-26 00:30:54,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:30:54,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:30:54,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:30:54,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:30:54,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:30:54,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c002b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54, skipping insertion in model container [2019-11-26 00:30:54,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:30:54,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:30:54,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:30:54,498 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:30:54,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:30:54,542 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:30:54,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54 WrapperNode [2019-11-26 00:30:54,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:30:54,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:30:54,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:30:54,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:30:54,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:30:54,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:30:54,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:30:54,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:30:54,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:54" (1/1) ... [2019-11-26 00:30:54,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:30:54,755 INFO L168 Benchmark]: Toolchain (without parser) took 739.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:30:54,758 INFO L168 Benchmark]: CDTParser took 1.82 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:30:54,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.86 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:30:54,778 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 00:30:54,779 INFO L168 Benchmark]: Boogie Preprocessor took 38.59 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:30:54,792 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 529.86 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 38.59 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...